Home / 488,678,066.80-733,017,100.20-259,095,554.80

Finding the Fourth Proportional to 488,678,066.80, 733,017,100.20 and 259,095,554.80

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Solution

The fourth proportional to 488,678,066.80, 733,017,100.20 and 259,095,554.80 is: 388,643,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,678,066.80 : 733,017,100.20 = 259,095,554.80 : x
  2. Step 2: Convert to fraction form
    488,678,066.80/733,017,100.20 = 259,095,554.80/x
  3. Step 3: Cross multiply
    488,678,066.80x = 733,017,100.20 × 259,095,554.80
  4. Step 4: Simplify right side
    488,678,066.80x = 189,921,472,254,206,208
  5. Step 5: Solve for x
    x = 189,921,472,254,206,208/488,678,066.80
  6. Step 6: Final answer
    x = 388,643,332.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.